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Archive for the ‘science’ category: Page 128

Apr 29, 2016

DARPA Exhibit to Open at Chicago’s Museum of Science and Industry

Posted by in categories: bioengineering, biological, chemistry, science

Now, that’s an exhibit!


May 5, 2016, will mark the opening of a new and exciting exhibit at Chicago’s famed Museum of Science and Industry: an in-depth and interactive look behind the curtain at the Defense Advanced Research Projects Agency (DARPA).

DARPA was created in 1958 at the peak of the Cold War in response to the Soviet Union’s launch of Sputnik, the world’s first manmade satellite, which passed menacingly over the United States every 96 minutes. Tasked with preventing such strategic surprises in the future, the agency has achieved its mission over the years in part by creating a series of technological surprises of its own, many of which are highlighted in the Chicago exhibit, “Redefining Possible.”

“We are grateful to Chicago’s Museum of Science and Industry for inviting us to tell the DARPA story of ambitious problem solving and technological innovation,” said DARPA Deputy Director Steve Walker, who will be on hand for the exhibit’s opening day. “Learning how DARPA has tackled some of the most daunting scientific and engineering challenges—and how it has tolerated the risk of failure in order to have major impact when it succeeds—can be enormously inspiring to students. And for adults, we hope the exhibit will serve as a reminder that some of the most exciting work going on today in fields as diverse as chemistry, engineering, cyber defense and synthetic biology are happening with federal support, in furtherance of pressing national priorities.”

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Apr 26, 2016

The Science behind the DEA’s Long War on Marijuana

Posted by in categories: biotech/medical, science

Experts say listing cannabis among the world’s deadliest drugs ignores decades of scientific and medical data. But attempts to delist it have met with decades of bureaucratic inertia and political distortion.

By David Downs on April 19, 2016.

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Apr 22, 2016

How Science Will Make Cows Obsolete

Posted by in category: science

Moove over.

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Apr 21, 2016

The Latest in Science Fiction and Fantasy — By N.K. Jemisin | The New York Times

Posted by in categories: media & arts, science

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“In the Three Worlds, sentient nonhuman species are a dime a dozen, and the detritus of countless lost civilizations is embedded in a lush, magic-infused landscape.”

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Apr 21, 2016

Post-Paris: Taking Forward the Global Climate Change Deal | Chatham House

Posted by in categories: environmental, geopolitics, governance, government, law, policy, science, sustainability, treaties

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“Inevitably, the compromises of the Paris Agreement make it both a huge achievement and an imperfect solution to the problem of global climate change.”

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Apr 19, 2016

A ‘big science’ approach for Australian cybersecurity research?

Posted by in categories: cybercrime/malcode, education, quantum physics, science

Australia should go “Big Science” on addressing Cyber Security. I believe Australia is already making strides in Cyber Security with their own advancements in Quantum.


Australia’s Cyber Security Strategy, to be released this Thursday, will include an emphasis on research and development, as well as education. How might that unfold?

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Apr 18, 2016

Are Aliens Real? If They Are, Science Says They Won’t Look Like What You Expect

Posted by in categories: alien life, science

Little green men seem a little unimaginative.

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Apr 17, 2016

Science as Our Only Hope For Centrifugal Advancement — The Survival of our Species

Posted by in categories: energy, lifeboat, science, space, transportation

Been a while since I’ve written a new article. Include my love for the Lifeboat Foundation in it!


Are we alone in the universe? Are we the first to witness the stellar bursts amongst the skies of old? Is it foretold that we were the ones destined for the stars, beginning at the Moon and then Mars? Once driving cars, do we venture far, beyond the horizon of antiquated liveliness, a surreal vibrancy-but-a-tranquillity to the origins of chaos? Without science, these imaginary realities are but dreams shuttered away in the subconscious mind. But, with this magical and logical element of human society, we are gifted with the power to envision the sleeping mind’s abstract impossibilities, transforming them into possible realities… So that we may morph the series of footsteps in waking life.

Like evolution is the guardian of change, time dictates discovery. We advance, and the nuances past become more prevalent; a new precedent set forth in every dedicated shard of time engulfed in the sublime, and rhythmic confines, of the mind. Interlinked by their commonality, the totality of the world’s abilities lays not in the futility of complacency, but in the eulogy of peaceful unity. Once we as species see the far reaches of harnessing all pieces of this puzzle [that is the international intellect], each passing day will become more perfect.

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Apr 16, 2016

All of the technology is nearly ready for megawatt space based laser systems for science and planetary defense

Posted by in categories: electronics, energy, science, space travel

California Polytechnic State University researchers propose a system capable of probing the molecular composition of cold solar system targets such as asteroids, comets, planets and moons from a distant vantage.

Their concept utilizes a directed energy beam to vaporize or sublimate a spot on a distant target, such as from a spacecraft near the object. With sufficient flux, our published results indicate that the spot temperature rises rapidly, and evaporation of materials on the target surface occurs (Hughes et al., 2015; Lubin and Hughes, 2015; Lubin et al., 2014). The melted spot serves as a high-temperature blackbody source, and ejected material creates a molecular plume in front of the spot. Molecular and atomic absorption of the blackbody radiation occurs within the ejected plume. Bulk composition of the surface material is investigated by using a spectrometer to view the heated spot through the ejected material. They envision a spacecraft that could be sent to probe the composition of a target asteroid, comet or other planetary body while orbiting the targeted object. The spacecraft would be equipped with an array of lasers and a spectrometer, powered by photovoltaics. Spatial composition maps could be created by scanning the directed energy beam across the surface. Applying the laser beam to a single spot continuously produces a borehole, and shallow sub-surface composition profiling is also possible.

Their initial simulations of laser heating, plume opacity, material absorption profiles and spectral detectivity show promise for molecular composition analysis. Such a system has compelling potential benefit for solar system exploration by establishing the capability to directly interrogate the bulk composition of objects from a distant vantage. They propose to develop models, execute preliminary feasibility analysis, and specify a spacecraft system architecture for a hypothetical mission that seeks to perform surface molecular composition analysis and mapping of a near-earth asteroid (NEA) while the craft orbits the asteroid.

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Apr 14, 2016

One of the greatest things about science is that it can change its mind

Posted by in categories: cosmology, science

Our understanding of cosmology might need a little tweaking.

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